I David

Accurate gemstone identification takes more than a trained eye. Anyone who has worked in the industry long enough knows that experience alone does not always settle the question when stones share similar colours and visual characteristics closely enough to create real uncertainty. That uncertainty matters when valuation, certification, or customer trust is involved. A Diamond & Gemstone Refractometer gives professionals something objective to work with rather than leaving identification to educated guesswork. Why Visual Inspection Has Its Limits Natural and synthetic gemstones frequently look almost identical under normal conditions. Lighting, colour variations, and surface treatments all influence what the eye picks up, and none of those factors are consistent enough to build confident identification on. Measuring refractive index gives professionals objective data that cuts through the ambiguity, distinguishing between similar materials in ways that looking more carefully simply...